journal: generate structured journal messages for a number of events

3 files changed, 72 insertions, 7 deletions

diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index ae9671bb1e..af62d87821 100644
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -31,6 +31,8 @@
 #include "path-util.h"
 #include "polkit.h"
 #include "special.h"
+#include "systemd/sd-id128.h"
+#include "systemd/sd-messages.h"
 
 #define BUS_MANAGER_INTERFACE                                           \
         " <interface name=\"org.freedesktop.login1.Manager\">\n"        \
@@ -1138,6 +1140,42 @@ finish:
         return 0;
 }
 
+static int bus_manager_log_shutdown(
+                Manager *m,
+                InhibitWhat w,
+                const char *unit_name) {
+
+        const char *p, *q;
+
+        assert(m);
+        assert(unit_name);
+
+        if (w != INHIBIT_SHUTDOWN)
+                return 0;
+
+        if (streq(unit_name, SPECIAL_POWEROFF_TARGET)) {
+                p = "MESSAGE=System is powering down.";
+                q = "SHUTDOWN=power-off";
+        } else if (streq(unit_name, SPECIAL_HALT_TARGET)) {
+                p = "MESSAGE=System is halting.";
+                q = "SHUTDOWN=halt";
+        } else if (streq(unit_name, SPECIAL_REBOOT_TARGET)) {
+                p = "MESSAGE=System is rebooting.";
+                q = "SHUTDOWN=reboot";
+        } else if (streq(unit_name, SPECIAL_KEXEC_TARGET)) {
+                p = "MESSAGE=System is rebooting with kexec.";
+                q = "SHUTDOWN=kexec";
+        } else {
+                p = "MESSAGE=System is shutting down.";
+                q = NULL;
+        }
+
+        return log_struct(LOG_NOTICE,
+                          "MESSAGE_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(SD_MESSAGE_SHUTDOWN),
+                          p,
+                          q, NULL);
+}
+
 int bus_manager_shutdown_or_sleep_now_or_later(
                 Manager *m,
                 const char *unit_name,
@@ -1160,10 +1198,13 @@ int bus_manager_shutdown_or_sleep_now_or_later(
                 /* Shutdown is delayed, keep in mind what we
                  * want to do, and start a timeout */
                 r = delay_shutdown_or_sleep(m, w, unit_name);
-        else
+        else {
+                bus_manager_log_shutdown(m, w, unit_name);
+
                 /* Shutdown is not delayed, execute it
                  * immediately */
                 r = send_start_unit(m->bus, unit_name, error);
+        }
 
         return r;
 }
@@ -2256,6 +2297,8 @@ int manager_dispatch_delayed(Manager *manager) {
         if (delayed)
                 return 0;
 
+        bus_manager_log_shutdown(manager, manager->delayed_what, manager->delayed_unit);
+
         /* Reset delay data */
         unit_name = manager->delayed_unit;
         manager->delayed_unit = NULL;
diff --git a/src/login/logind-seat.c b/src/login/logind-seat.c
index 045712192a..937315ebf1 100644
--- a/src/login/logind-seat.c
+++ b/src/login/logind-seat.c
@@ -27,6 +27,8 @@
 #include <linux/vt.h>
 #include <string.h>
 
+#include "systemd/sd-id128.h"
+#include "systemd/sd-messages.h"
 #include "logind-seat.h"
 #include "logind-acl.h"
 #include "util.h"
@@ -337,7 +339,11 @@ int seat_start(Seat *s) {
         if (s->started)
                 return 0;
 
-        log_info("New seat %s.", s->id);
+        log_struct(LOG_INFO,
+                   "MESSAGE_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(SD_MESSAGE_SEAT_START),
+                   "SEAT_ID=%s", s->id,
+                   "MESSAGE=New seat %s.", s->id,
+                   NULL);
 
         /* Initialize VT magic stuff */
         seat_preallocate_vts(s);
@@ -361,7 +367,11 @@ int seat_stop(Seat *s) {
         assert(s);
 
         if (s->started)
-                log_info("Removed seat %s.", s->id);
+                log_struct(LOG_INFO,
+                           "MESSAGE_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(SD_MESSAGE_SEAT_STOP),
+                           "SEAT_ID=%s", s->id,
+                           "MESSAGE=Removed seat %s.", s->id,
+                           NULL);
 
         seat_stop_sessions(s);
 
diff --git a/src/login/logind-session.c b/src/login/logind-session.c
index 16d4955d5d..77462a8d15 100644
--- a/src/login/logind-session.c
+++ b/src/login/logind-session.c
@@ -25,6 +25,8 @@
 #include <sys/epoll.h>
 #include <fcntl.h>
 
+#include "systemd/sd-id128.h"
+#include "systemd/sd-messages.h"
 #include "strv.h"
 #include "util.h"
 #include "mkdir.h"
@@ -542,8 +544,13 @@ int session_start(Session *s) {
         if (r < 0)
                 return r;
 
-        log_full(s->type == SESSION_TTY || s->type == SESSION_X11 ? LOG_INFO : LOG_DEBUG,
-                 "New session %s of user %s.", s->id, s->user->name);
+        log_struct(s->type == SESSION_TTY || s->type == SESSION_X11 ? LOG_INFO : LOG_DEBUG,
+                   "MESSAGE_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(SD_MESSAGE_SESSION_START),
+                   "SESSION_ID=%s", s->id,
+                   "USER_ID=%s", s->user->name,
+                   "LEADER=%lu", (unsigned long) s->leader,
+                   "MESSAGE=New session %s of user %s.", s->id, s->user->name,
+                   NULL);
 
         /* Create cgroup */
         r = session_create_cgroup(s);
@@ -679,8 +686,13 @@ int session_stop(Session *s) {
         assert(s);
 
         if (s->started)
-                log_full(s->type == SESSION_TTY || s->type == SESSION_X11 ? LOG_INFO : LOG_DEBUG,
-                         "Removed session %s.", s->id);
+                log_struct(s->type == SESSION_TTY || s->type == SESSION_X11 ? LOG_INFO : LOG_DEBUG,
+                           "MESSAGE_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(SD_MESSAGE_SESSION_STOP),
+                           "SESSION_ID=%s", s->id,
+                           "USER_ID=%s", s->user->name,
+                           "LEADER=%lu", (unsigned long) s->leader,
+                           "MESSAGE=Removed session %s.", s->id,
+                           NULL);
 
         /* Kill cgroup */
         k = session_terminate_cgroup(s);